Specimen identification techniques employing binary non-linear functions of autocorrelation functions



J y 0, .1965 J. REINES ETAL 3,196,396

SPECIMEN IDENTIFICATION TECHNIQUES EMPLOYING BINARY NON-LINEAR FUNCTIONS OF AUTOCORRELATION FUNCTIONS Filed June 7, 1961 26 Sheets-Sheet 1 MAXIMUM SIGNAL INDICATOR 1 0;" Q2 u: u) m w w w REFERENCE STORAGE AND CORRELATOR 8" :2 t i" i" 8 i c: c: m C! F 5|- E: Z5 2: E: (9 :0 :Q :0 ,o

I E E E E z z z z "SECOND'DIFFERENCE' OPERATOR Ds(i,j)

AUTOCORR ELATION FUNCTION GENERATOR INVENTORS JOSE REINES LAWRENCE P HORWITZ GLENMORE ESHELTON TR,

ORNEY July 20, 1965 J. REINES ETAL 3,196,396

' SPECIMEN IDENTIFICATION TECHNIQUES EMPLOYING BINARY NON-LINEAR FUNCTIONS OF AUTOCORRELATION FUNCTIONS Filed June 7, 1961 26 Sheets-Sheet 2 qm 2 E u.

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T T e 3: 22:22 2535822 N m N m N .9 NNN N N NM N o N N N N N o o .NNNN

Z N o o o N o o July 20, 1965 J. REINES ETAL 3,196,396 SPECIMEN IDENTIFICATION TECHNIQUES EMPLOYING BINARY NON-LINEAR FUNCTIONS OF AUTO CORRELATI ON FUNCTIONS 26 Sheets-Sheet 7 Filed June 7, 1961 wzmmkbvi mozmmmumm y 0, 1965 J. REINES ETAL 3,196,396

SPECIMEN IDENTIFICATION TECHNIQUES EMPLOYING BINARY NON-LINEAR FUNCTIONS OF AUTOGORRELATION FUNCTIONS 26 Sheets-Sheet 8 Filed June 7. 1961 0 0000 00000000 00000 000000000 000 00000000 000 0000 000 000 a 000 000 000 000 0 000 000 00 00 0 0000 0000 000000000 0000000000 0 a 0000 00 0 000 000 0 0000 00 0 00 000 a a0 0 0000 0 00a 0 000 000 0 0000 on Q... .0. Q

130mm: wzmmhkdfi hmmk 0 0 0 0 a 0 0 0 0 0 0 0 000 000000 00000000000000 0 000 00000000 00 00 0 0 0 00 00 000 00 0 00 00 0000 00 0 000 0 00 0 000 a. Q. o a 00000 0000 0 0000000000 0 .Q... 0.... o 00 0000 B I O o Q. I 00 000 0 0 00 0 000 0 000 000 0 00 00000 e 0000000000000 0000000000000 0 0 0 0 0 0 0 0 July 20, 1965 BINARY NON-LINEAR FUNCTIONS OF AUTOCORRELATION FUNCTIONS 26 Sheets-Sheet 9 Filed June '7. 1961 AN mDOmwv mzmmkkqi .rmmk

O O O. 0 0 00 O O O O O 0 O o 0 o O 0 00 O 0 0 0 0o 0 O O 0 0 0 O 0 0 O. O 0 0 000000 0 .000 00:00 0 0000000 0 00000000000000. 0 O o 000 0 O 00 0 000000 O 000 00 O0 000 0 0 000 0 000 0 O0 000 000 0 O0 000 0 000 0 O 0.0 00 00 O 0 000 00000 000 0 O0 0 0 000 0 000 0 00000 O 000 0 00 I. 0 00 0 000 000 00 .000 00 0O 00 0 0000 0000 00 000 000000 000 0 000 O0 0 00000000000 00 0 I 00000 0000. O 0 0 no... 0000 00000000.. 0 O 0 7 0.. O 0.. I O O 00.00. .0... O0. 0000 l 00 0 000 0 0 0000 0000 I 0 0 0000 o 00 0 0 O 00 0 O0 000 O 0 0000 00 000 o 0 no. 00' 0 00 O 0 0 000 000 00 .00 0 0 0O O. 0000 o 00 00 0 00 00000 0 0 0000000 0 0 00000 0 O 0 O0 O0 O. O O O 0 0 O o 0 0 0 0 0 0 O O 00 O 000 00000 0 0 0 000000 00 0 000 0 0 00 00 I 0 0 00 no 0 o 0 00000 0 00 000000 00 0 00 00 000 0 0 00000 0 0 000 0 0 o 0 0 00 Q0 00 00 o o o 0 0 n 0 o o 0 o 0 O0 0 0 o o o 0 0 o o o 00 0 o 00 o 0 July 20, 1965 J. REINES ETAL SPECIMEN IDENTIFICATION TECHNIQUES EMPLOYING BINARY NON-LINEAR FUNCTIONS OF AUTOCORRELATION FUNCTIONS 26 Sheets-Sheet 10 Filed June 7. 1961 $2 $0 0 $66 21 0 235 $90 23 0 mama 3M5 wmmd Imd 335 m M m $0 0 $0 0 oa 80 0 23 0 -26 nova 2S6 nmmd mwmd $5 0 23 0 m w m 26 0 $3 0 $0 0 Q06 mood 3nd Ema 03 0 fwd 25 0 25 0 m w MR6 $90 mood mmmd Ema womb 39o :11 Ems $3 0 n m M -26 BN6 03 0 3N6 md 32 0 Q56 n36 25 0 Sad Q55 m w w 50 $0 0 02 0 23 0 -35 $36 ZZV and omm 25 0 o o 236 M W 000; mwm o 20 6 2:: $90 $5 0 O2: 026 nwm o coo; N3 0 $66 1 m 227 coo; $0 0 N35 02: 2nd e35 000 23 0 -35 coo; 08 0 m m 29o od 000; Ems 335 go; fins M36 000; Edd 02 0 000; m mum m mum mmm m wmm m mum mmm m mum m mum mum m mum m mmm mum 0% O. O. O. O. E. OF OP 2. O. O. O. m .mm.r m z m zm ommm zomEfizoo y 0, 1965 J. REINES ETAL 3,196,396

' SPECIMEN IDENTIFICATION TECHNIQUES EMPLOYING BINARY NON-LINEAR FUNCTIONS OF AUTOCORRELATION FUNCTIONS Filed June '1. 1961' as sheets-sheet 11 FIG.15 FIG.16 FIG.17

i 1- a. DELAY- FLIP-FLOP "ANDGATE DELAY CIRCUIT FIG. 18

| I I I I SHIFT REGISTER 8 a a 8 a a W T r r r I r 1 l O i 0 i 0 i 0 l S R S R S R S R I A J a I FIG.19 FIG. 20

AMPLIFIER INTEGRATOR FIG. 21

125 NON LINEAR CIRCUIT INPUT) y 0, 1965 J. REINES ETAL 3,195,396

SPECIMEN IDENTIFICATION TECHNIQUES EMPLOYING' BINARY NON-LINEAR FUNCTIONS OF AUTOCORRELATION FUNCTIONS 2e 'Shets-Sheet 12 Filed June 7. 1961 EMFZDOO Z OO I a3 pm a. N .N N 5% L. p p :28 .l .1 m w w o 1 mo f T, m W mo f w mo T w mo w m f L. W5? L P u 0N Nu QE July 20, 1965 J. REINES ETAL SPECIMEN IDENTIFICATION TECHNIQUES EMPLDYING BINARY NON-LINEAR FUNCTIONS OF AUTOCORRELATICN FUNCTIONS- 26 Sheets-Sheet 13 Filed June 7. 1961 1 ml r mi ri ml 51ml rfi ml r mi r mi v gl v ml ri iml Jul 20, 1965 Filed June 7. 1961 J. REINES ETAL BINARY NON-LINEAR FUNCTIONS OF AUTOCORRELATION FUNCTIONS 26 Sheets-Sheet 14 FIG. 260 2o1 205 sum VERT. SWEEP f GENERATOR HOR. SWEEP GENERATOR SYNC.

,zn 45 UNIT GATE f 227 GENERATOR 213 START 1UNITGATEI W 9 211 GENERATOR & L- NO NE OLOCKPULSES I f CIRCUIT FIG. FIG. He. no. we. no. FIG. FIG. nc. FIG. no 26a 26b 26c 26 26e 26f 26g 26h 26-. 26; 26k

July-20, 1965 J. REINES ETAL 3,196,396

' SPECIMEN IDENTIFICATION TECHNIQUES EMPLOYING BINARY NON-LINEAR FUNCTIONS OF AUTOCORRELATION FUNCTIONS 7 Filed June 7. 1961 26 Sheets-Sheet 15 FIG. 26b

vu,o) v(s,o) v -zs,-n 15 v(-1,o) 13 mm 13 m1) NON-LINEAR NON-LINEAR NON-LINEAR cmcun cmcun cmcun I 1 AMPL. 231

July 20, 965 J. REINES ETAL 5 SPECIMEN IDENTIFICATION TECHNIQUES EMPLOYING I BINARY NON-LINEAR FUNCTIONS OF AUTOCORRELATION FUNCTIONS Filed June 7, 1961 as Sheet-Sheetl FIG. 26c

AMPL. 225 l 6 asu'wb 44441-05, sn'nazg #114294:

V(0;1) V(1,'1) V(0,1) 13 I V('1,1) 13 NON-LINEAR NON-LINEAR CIRCUIT CIRCUIT 231 \LL/fli AMPL. s1' ag; 42 5.

July 20, 1965 J. REINES ETAL SPECIMEN IDENTIFICATION TECHNIQUES EMPLOYING BINARY NON-LINEAR FUNCTIONS OF AUTOCORRELATION FUNCTIONS Filed June 7, 1961 26 Sheets-Sheet 17- FIG. 26d

v(5,-1) v(-s,-2) v(-2,-2) 13 v(-2,1 13 v -a,1 13 mm 13 v(2,2) NON-LlNEAR NON-LINEAR NON-LINEAR NON-LINEAR cmcun cmcun cmcun cmcun i AMPL 1 July 20, 1965 J. REINES ETAL 3,196,395

SPECIMEN IDENTIFICATION TECHNIQUES EMPLOYING BINARY NON-LINEAR FUNCTIONS OF AUTOCORRELATION FUNCTIONS Filed June 7. 1961 26 Sheets-Sheet 18 FIG. 26e

.J 20? 201 12o? & y L 9 r n(o,-2) m ,-2) 0(2,-2 M2) 4.2) -2.2

AMPL. 225 AMPL. 22s AMPL. 22s 10 11 12 13 V(1, 2) 3 V(0,2) 13 V(-1,2) 3 V('2,2)

July 20, 1965 J. REINES ETAL SPECIMEN IDENTIFICATION TECHNIQUES EMPLOYING BINARY NON-LINEAR FUNCTIONS OF AUTOCORRELATION FUNCTIONS 26 Sheets-Sheet 19 Filed June 7. 1961 AMPL. 15

AMPL.

..- Mist AMPL.

\ K A I AMPL. AMPL. 251 V 231 AMPL.

J. REINES ETAL 3,196,396 SPECIMEN IDENTIFICATION TECHNIQUES EMPLOYING BINARY NON-LINEAR FUNCTIONS OF AUTOCORRELATION FUNCTIONS 26 Sheets-Sheet 20 July 20, I965 Filed. June 7. 1961 FIG. 26g

AMPL.

AMPL. 

4. A SPECIMEN IDENTIFICATION APPARATUS COMPRISING, IN COMBINATION: ELECTRONIC MEANS FOR GENERATING A BINARY FUNCTION OF AN AUTOCORRELATION FUNCTION OF SPECIMEN DATA LOCATED THROUGHOUT THE SPECIMEN; AND ELECTRONIC MEANS FOR COMPRISING THIS FUNCTION WITH BINARY FUNCTIONS OF AUTOCORRELATION FUNCTIONS FO REFERENCE PATTERNS FOR IDENTIFYING THE SPECIMEN. 